Minor - Select platform setting as default value in Rapid PPT conversion selector for teacher

main/upload/upload_ppt.php

@@ -92,7 +92,12 @@ if (api_get_setting('search_enabled') == 'true') {
 $form->addButtonUpload(get_lang('ConvertToLP'), 'convert');
 $form->addElement('hidden', 'ppt2lp', 'true');
 $form->add_real_progress_bar(md5(rand(0, 10000)), 'user_file', 1, true);
-$defaults = array('take_slide_name'=>'checked="checked"','index_document'=>'checked="checked"');
+$size = api_get_setting('service_ppt2lp', 'size');
+$defaults = array(
+    'take_slide_name'=>'checked="checked"',
+    'index_document'=>'checked="checked"',
+    'slide_size'=>$size,
+);
 $form->setDefaults($defaults);
 
 // display the form